Under Pressure - S18.E14 - Modern Marvels
Every aspect of our lives involves pressure. It's what puts the bubbles in soft drinks, propels shaving cream from its can, cools the contents of your refrigerator, and causes volcanoes to erupt. But when pressure suddenly changes, you better look out! Rapid pressure changes can be as violent as explosions. And variable atmospheric pressure? We call that the weather.
Under Pressure - S18.E14 - Modern Marvels
January 30, 2012
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